MAINTENANCE
When the oil has drained out,
RETENSIONING THE V-BELT
See Figures 15 - 17.
Pull out the power plug and remove the safety guard for the
Slacken the four motor fixing screws (figure 17).
Shift the motor until the
Retighten the motor fixing screws and refit the safety guard for the
TIGHTENING OF HEAD TENSION RODS
See Figure 18.
Check that all screws (in particular those of the head of the unit) are tightly drawn up.
The check must be carried out prior to the first compressor starting. And after the first hour of work. Tightening values for the tension rods of the head:
Nm min. torque = 22
Nm max. torque = 27
SAFETY GUARD
FOR THE
Fig. 15
SAFETY GUARD
FOR THE
Fig. 16
MOTOR
UNIT
MOTOR FIXING SCREW
Fig. 17
HEAD
TENSION
ROD
Fig. 18
17